onclick add html tag code example
Example 1: how to add onclick event in javascript
var element = document.getElementById("elem");
element.onclick = function(event) {
console.log(event);
}
Example 2: run a function when a button has the onclick
<script>
function myFunction() {
alert("ALERT THIS FUNCTION HAS RUNNED");
}
</script>
<button onclick="myFunction">click to run function</button>